Flink Forward Singapore 2025: Enhancing Flink Deployment with Downtime-Free Shadow Testing

LANG Tee Long, Senior DevOps Engineer at Grab, delivered this talk at Flink Forward Asia Singapore 2025. Grab’s real-time services can’t afford rollout hiccups. Learn a new shadow-testing framework that runs side-by-side with production pipelines—isolating traffic, validating connectors (Kafka, RDS, etc.), and protecting SLOs—so deployments remain fast and 100 % downtime-free. Learn more and follow Flink Forward Asia for updates: Official website: https://asia.flink-forward.org/ LinkedIn:   / flink-forward-asia   X: https://x.com/flink_4_asia

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